Insight, Trade Alerts, Imports

April 29, 2025
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2 minute read

Clarification of Recent 232/IEEPA Tariffs & Stacking

THOMPSON COBURN TRADE ALERT – IMPORTS
HEADLINEClarification of Recent 232/IEEPA Tariffs & Stacking
DATEApril 29, 2025
AGENCYTrump Administration, Department of Homeland Security, Department of Commerce, Department of Treasury
EFFECTIVE DATES12:01 a.m. EDT on May 16, 2025 – Deadline to update HTSUS
BACKGROUNDWith the number of different tariffs and possibilities of tariff stacking, the Trump Administration provided clarification and guidance regarding the following tariffs:
• 25% Section 232 tariffs on imports of automobiles and certain auto parts into the United States
• 25% IEEPA tariffs on Canada and Mexico
• 25% Section 232 tariffs on imports of steel/derivative steel articles
• 25% Section 232 tariffs on imports of aluminum/derivative aluminum articles
DETAILSThe recent E.O. clarifies which of the above recent tariffs stack and which do not:
• Items subject to the Section 232 automobile and auto part tariffs are not subject to the other listed tariffs.
• Items subject to the IEEPA tariffs on Canada or Mexico will not be subject to the other listed tariffs.
• Items subject to the aluminum or steel tariffs may be subject to both aluminum and steel tariffs if the article satisfies all conditions necessary for application of those additional tariffs.

The E.O. explicitly states that tariffs imposed against China under IEEPA are subject to tariff stacking.  

Any required updates to the HTSUS will take effect by 12:01 a.m. EDT on May 16, 2025, however, the Order applies retroactively to imports subject to the applicable tariffs set out in the “Background” section above that were made on or after March 4, 2025.

Refunds of tariffs, if applicable, will follow existing U.S. laws and CBP’s standard procedures.
BASISInternational Emergency Economic Powers Act (50 U.S.C. 1701 et seq.), the National Emergencies Act (50 U.S.C. 1601 et seq.), section 604 of the Trade Act of 1974, as amended (19 U.S.C. 2483), section 232 of the Trade Expansion Act of 1962, as amended (19 U.S.C. 1862), and section 301 of title 3, United States Code
CITEAddressing Certain Tariffs on Imported Articles – The White House